demolishedtexture
Version:
Procedual texture generator for Demolished or what ever you want.Renders base64 strings and/or binary.
372 lines (362 loc) • 13.8 kB
JavaScript
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // define getter function for harmony exports
/******/ __webpack_require__.d = function(exports, name, getter) {
/******/ if(!__webpack_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, {
/******/ configurable: false,
/******/ enumerable: true,
/******/ get: getter
/******/ });
/******/ }
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __webpack_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __webpack_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(__webpack_require__.s = 0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports) {
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId]) {
/******/ return installedModules[moduleId].exports;
/******/ }
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // define getter function for harmony exports
/******/ __webpack_require__.d = function(exports, name, getter) {
/******/ if(!__webpack_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, {
/******/ configurable: false,
/******/ enumerable: true,
/******/ get: getter
/******/ });
/******/ }
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __webpack_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __webpack_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(__webpack_require__.s = 0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var demolishedTexture_1 = __webpack_require__(1);
var Example = (function () {
function Example() {
var text = demolishedTexture_1.ComplexTexture.createTexture(512, 512, function (ctx, w, h) {
ctx.save();
ctx.fillStyle = "#fff";
var dx = w / 2;
var dy = h / 2;
ctx.strokeStyle = "#fff";
ctx.lineWidth = 10;
var sx = Math.random() * 2;
var sy = Math.random() * 2;
ctx.translate(sx, sy);
ctx.strokeRect(20, 20, 512 - 40, 512 - 40);
ctx.stroke();
ctx.font = "120px 'Arial'";
ctx.fillText("SUPER", 40, 220, w);
ctx.font = "bold 154px 'Arial'";
ctx.fillText("SARA", 35, 370, w);
ctx.restore();
return ctx;
});
document.querySelector("#textel").setAttribute("src", text);
var kaliset = demolishedTexture_1.DemolishedTextureGen.createTexture(512, 512, function (pixel, x, y, w, h) {
var t = this, m = Math;
var kset = function (p) {
var e = 0, l = e;
for (var i = 0; i < 13; i++) {
var pl = l, l = t.length(p);
var dot = t.dot(p, p);
p = t.func(p, function (v, i) {
return m.abs(v) / dot - 0.5;
});
e += m.exp(-1 / m.abs(l - pl));
}
return e;
};
var k = kset([t.toScale(x, w), t.toScale(y, w), 0]) * .18;
return [Math.abs((k * 1.1) * 255), Math.abs((k * k * 1.3) * 255), Math.abs((k * k * k) * 255)];
});
document.querySelector("#kaliset").setAttribute("src", kaliset);
var noise = demolishedTexture_1.DemolishedTextureGen.createTexture(512, 512, function (pixel, x, y, w, h) {
var s, n, r, g, b;
x /= w;
y /= h;
s = 20;
n = this.noise(s * x, s * y, .8);
r = g = b = Math.round(255 * n);
return [r, g, b];
});
document.querySelector("#noise").setAttribute("src", noise);
var grass = demolishedTexture_1.DemolishedTextureGen.createTexture(512, 512, function (pixel, x, y, w, h) {
var sx, sy, r, g, b;
x /= w;
y /= h;
sx = 3;
sy = 44;
n = this.noise(sx * x, sy * y, .1);
x = (.2 + Math.sin(3.14 * x)) / 2;
y = (1 + Math.sin(n * 4 * y)) / 2;
b = n * y * x * 255;
r = y * b;
g = y * 255;
return [r, g, b];
});
document.querySelector("#grass").setAttribute("src", grass);
}
return Example;
}());
var demo;
document.addEventListener("DOMContentLoaded", function () {
demo = new Example();
});
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
var TextureBase = (function () {
function TextureBase() {
this.perm = this.seed(255);
}
TextureBase.prototype.normalize = function (a) {
var l = this.length(a);
l != 0 ? a = this.func(a, function (v, i) {
return v / l;
}) : a = a;
return a;
};
TextureBase.prototype.abs = function (a) {
return a.map(function (v, i) { return Math.abs(v); });
};
TextureBase.prototype.func = function (a, exp) {
return a.map(function (v, i) { return exp(v, i); });
};
TextureBase.prototype.toScale = function (v, w) {
var a = 0, b = w, c = -1, d = 1.;
return (v - a) / (b - a) * (d - c) + c;
};
;
TextureBase.prototype.dot = function (a, b) {
return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
};
TextureBase.prototype.length = function (a) {
return Math.sqrt(a[0] * a[0] + a[1] * a[1] + a[2] * a[2]);
};
TextureBase.prototype.fade = function (t) {
return t * t * t * (t * (t * 6 - 15) + 10);
};
TextureBase.prototype.lerp = function (t, a, b) { return a + t * (b - a); };
TextureBase.prototype.grad = function (hash, x, y, z) {
var h = hash & 15;
var u = h < 8 ? x : y, v = h < 4 ? y : h == 12 || h == 14 ? x : z;
return ((h & 1) == 0 ? u : -u) + ((h & 2) == 0 ? v : -v);
};
TextureBase.prototype.scale = function (n) { return (1 + n) / 2; };
TextureBase.prototype.seed = function (n) {
var p = [];
for (var a = [], b = 0; n >= b; b++)
a.push(b);
for (b = 0; n >= b; b++) {
var c = n * Math.random(), d = a[~~c];
a.splice(c, 1, a[b]);
a.splice(b, 1, d);
}
;
for (var i = 0; i < n; i++)
p[n + i] = p[i] = a[i];
return p;
};
TextureBase.prototype.noise = function (x, y, z) {
var t = this;
var p = this.perm;
var X = ~~(x) & 255, Y = ~~(y) & 255, Z = ~~(z) & 255;
x -= ~~(x);
y -= ~~(y);
z -= ~~(z);
var u = t.fade(x), v = t.fade(y), w = t.fade(z);
var A = p[X] + Y, AA = p[A] + Z, AB = p[A + 1] + Z, B = p[X + 1] + Y, BA = p[B] + Z, BB = p[B + 1] + Z;
return t.scale(t.lerp(w, t.lerp(v, t.lerp(u, t.grad(p[AA], x, y, z), t.grad(p[BA], x - 1, y, z)), t.lerp(u, t.grad(p[AB], x, y - 1, z), t.grad(p[BB], x - 1, y - 1, z))), t.lerp(v, t.lerp(u, t.grad(p[AA + 1], x, y, z - 1), t.grad(p[BA + 1], x - 1, y, z - 1)), t.lerp(u, t.grad(p[AB + 1], x, y - 1, z - 1), t.grad(p[BB + 1], x - 1, y - 1, z - 1)))));
};
return TextureBase;
}());
exports.TextureBase = TextureBase;
var DemolishedTextureGen = (function () {
function DemolishedTextureGen(width, height) {
var _this = this;
this.width = width;
this.height = height;
this.coord = function (pixel, x, y, w, h, fn) {
var r = pixel[0];
var g = pixel[1];
var b = pixel[2];
var res = fn.apply(_this.helpers, [[r, b, g], x, y, w, h]);
return res;
};
var c = document.createElement("canvas");
c.width = width;
c.height = height;
this.ctx = c.getContext("2d");
this.ctx.fillStyle = "#000000";
this.ctx.fillRect(0, 0, this.width, this.height);
this.buffer = this.ctx.getImageData(0, 0, this.width, this.height);
this.helpers = new TextureBase();
}
DemolishedTextureGen.createTexture = function (width, height, fn) {
var instance = new DemolishedTextureGen(width, height);
instance.render(fn);
return instance.toBase64();
};
DemolishedTextureGen.prototype.render = function (fn) {
var buffer = this.buffer;
var w = this.width, h = this.height;
for (var idx, x = 0; x < w; x++) {
for (var y = 0; y < h; y++) {
idx = (x + y * w) * 4;
var r = buffer.data[idx + 0];
var g = buffer.data[idx + 1];
var b = buffer.data[idx + 2];
var pixel = this.coord([r, g, b], x, y, w, h, fn);
buffer.data[idx + 0] = pixel[0];
buffer.data[idx + 1] = pixel[1];
buffer.data[idx + 2] = pixel[2];
}
}
this.ctx.putImageData(buffer, 0, 0);
};
DemolishedTextureGen.prototype.toBase64 = function () {
return this.ctx.canvas.toDataURL("image/png");
};
return DemolishedTextureGen;
}());
exports.DemolishedTextureGen = DemolishedTextureGen;
var ComplexTexture = (function (_super) {
__extends(ComplexTexture, _super);
function ComplexTexture(w, h) {
return _super.call(this, w, h) || this;
}
ComplexTexture.prototype.draw = function (fn) {
var res = fn.apply(this.helpers, [this.ctx, this.width, this, this.height]);
return res;
};
ComplexTexture.createTexture = function (width, height, fn) {
var instance = new ComplexTexture(width, height);
instance.draw(fn);
return instance.toBase64();
};
return ComplexTexture;
}(DemolishedTextureGen));
exports.ComplexTexture = ComplexTexture;
/***/ })
/******/ ]);
/***/ })
/******/ ]);